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Finding the Third Proportional to 5,042,257 and 10,855,957

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Solution

The third proportional to 5,042,257 and 10,855,957 is: 23,372,827.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,042,257 : 10,855,957 = 10,855,957 : x
  2. Step 2: Convert to fraction form
    5,042,257/10,855,957 = 10,855,957/x
  3. Step 3: Cross multiply
    5,042,257x = 10,855,957 × 10,855,957
  4. Step 4: Simplify right side
    5,042,257x = 117,851,802,385,849
  5. Step 5: Solve for x
    x = 117,851,802,385,849/5,042,257
  6. Step 6: Final answer
    x = 23,372,827.36

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.